1. Department of Nuclear Medicine, Hannover Medical School, Carl-Neuberg-Str. 1, 30625 Hannover, Germany
2. D epartment of Cardiology and Angiology, Hannover Medical School, Carl-Neuberg-Str. 1, 30625 Hannover, Germany
3. Radiopharmaceutical Chemistry, Technical University of Munich, Walther-Meissner-Str. 3, 85748 Garching, Germany